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Re: [Xen-ia64-devel] [PATCH] fix wrong TLB insertion

from [Isaku Yamahata] [Permanent Link][Original]
To: Kouya Shimura <kouya@xxxxxxxxxxxxxx>
Subject: Re: [Xen-ia64-devel] [PATCH] fix wrong TLB insertion
From: Isaku Yamahata <yamahata@xxxxxxxxxxxxx>
Date: Thu, 29 May 2008 12:37:46 +0900
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On Thu, May 29, 2008 at 11:33:02AM +0900, Kouya Shimura wrote:
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> vcpus can be switched right after set_virtual_rr0().
> It causes a wrong TLB insertion.

Xen vmm is non preemptive. (I may be wrong...)
Could you elaborate on your bug scenario?

-- 
yamahata

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